./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label47.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50f067852f11da1a3a6198ac201fa2ec231131ba ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label47.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50f067852f11da1a3a6198ac201fa2ec231131ba ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:48,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:48,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:49,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:49,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:49,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:49,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:49,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:49,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:49,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:49,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:49,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:49,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:49,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:49,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:49,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:49,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:49,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:49,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:49,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:49,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:49,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:49,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:49,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:49,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:49,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:49,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:49,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:49,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:49,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:49,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:49,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:49,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:49,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:49,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:49,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:49,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:49,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:49,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:49,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:49,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:49,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:49,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:49,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:49,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:49,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:49,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:49,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:49,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:49,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:49,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:49,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:49,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:49,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:49,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:49,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:49,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:49,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:49,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:49,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:49,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:49,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:49,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:49,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:49,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:49,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:49,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:49,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:49,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:49,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:49,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-26 16:47:49,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:49,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:49,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:49,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:49,901 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:49,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-26 16:47:50,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4501fae2/85cd41654c5042de9234cf93c0e1c59a/FLAG8ec009408 [2019-11-26 16:47:51,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:51,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-26 16:47:51,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4501fae2/85cd41654c5042de9234cf93c0e1c59a/FLAG8ec009408 [2019-11-26 16:47:51,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4501fae2/85cd41654c5042de9234cf93c0e1c59a [2019-11-26 16:47:51,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:51,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:51,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:51,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:51,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:51,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:51" (1/1) ... [2019-11-26 16:47:51,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:51, skipping insertion in model container [2019-11-26 16:47:51,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:51" (1/1) ... [2019-11-26 16:47:51,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:52,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:55,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:55,731 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:57,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:57,304 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:57,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57 WrapperNode [2019-11-26 16:47:57,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:57,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:57,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:57,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:57,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:57,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:58,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:58,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:58,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:58,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:58,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:58,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:57" (1/1) ... [2019-11-26 16:47:59,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:59,944 INFO L168 Benchmark]: Toolchain (without parser) took 8028.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 806.1 MB in the end (delta: 138.5 MB). Peak memory consumption was 138.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:59,945 INFO L168 Benchmark]: CDTParser took 1.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:59,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5396.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:59,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 1627.56 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 878.2 MB in the end (delta: -93.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:59,956 INFO L168 Benchmark]: Boogie Preprocessor took 995.85 ms. Allocated memory is still 1.0 GB. Free memory was 878.2 MB in the beginning and 806.1 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:59,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5396.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1627.56 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 878.2 MB in the end (delta: -93.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 995.85 ms. Allocated memory is still 1.0 GB. Free memory was 878.2 MB in the beginning and 806.1 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:03,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:03,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:03,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:03,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:03,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:03,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:03,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:03,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:03,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:03,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:03,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:03,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:03,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:03,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:03,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:03,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:03,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:03,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:03,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:03,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:03,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:03,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:03,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:03,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:03,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:03,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:03,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:03,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:03,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:03,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:03,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:03,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:03,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:03,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:03,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:04,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:04,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:04,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:04,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:04,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:04,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:04,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:04,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:04,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:04,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:04,056 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:04,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:04,058 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:04,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:04,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:04,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:04,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:04,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:04,063 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:04,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:04,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:04,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:04,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:04,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:04,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:04,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:04,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:04,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:04,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:04,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:04,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:04,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:04,070 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:04,071 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:04,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:04,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:04,077 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50f067852f11da1a3a6198ac201fa2ec231131ba [2019-11-26 16:48:04,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:04,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:04,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:04,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:04,642 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:04,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-26 16:48:04,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e02598dd/8a1d4fcc18544a778fc708c15a94716e/FLAG50af9b3a9 [2019-11-26 16:48:06,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:06,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label47.c [2019-11-26 16:48:06,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e02598dd/8a1d4fcc18544a778fc708c15a94716e/FLAG50af9b3a9 [2019-11-26 16:48:07,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e02598dd/8a1d4fcc18544a778fc708c15a94716e [2019-11-26 16:48:07,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:07,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:07,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:07,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:07,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:07,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:07" (1/1) ... [2019-11-26 16:48:07,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:07, skipping insertion in model container [2019-11-26 16:48:07,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:07" (1/1) ... [2019-11-26 16:48:07,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:07,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:11,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:11,411 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:13,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:13,321 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:13,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13 WrapperNode [2019-11-26 16:48:13,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:13,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:13,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:13,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:13,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:13,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:14,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:14,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:14,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:14,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:13" (1/1) ... [2019-11-26 16:48:14,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:14,855 INFO L168 Benchmark]: Toolchain (without parser) took 7821.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 881.0 MB in the end (delta: 62.1 MB). Peak memory consumption was 62.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:14,856 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:14,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6292.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.3 MB in the end (delta: 226.8 MB). Peak memory consumption was 226.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:14,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 780.52 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 923.2 MB in the end (delta: -206.9 MB). Peak memory consumption was 37.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:14,866 INFO L168 Benchmark]: Boogie Preprocessor took 739.83 ms. Allocated memory is still 1.0 GB. Free memory was 923.2 MB in the beginning and 881.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:14,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6292.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.3 MB in the end (delta: 226.8 MB). Peak memory consumption was 226.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 780.52 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 923.2 MB in the end (delta: -206.9 MB). Peak memory consumption was 37.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 739.83 ms. Allocated memory is still 1.0 GB. Free memory was 923.2 MB in the beginning and 881.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...